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Supplier: Hayward Flow Control
Description: Manual Limit Switch fits all Hayward ball and butterfly valves up to 8 inch.
- Max AC Current Rating: 10 amps
- Max AC Voltage Rating: 120 volts
- Operating Temperature: -7 to 93 F
- Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
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Supplier: KSB AG
Description: Manual actuators for the operation of quarter-turn valves. MR range manual gearbox, irreversible worm gear or scotch-yoke kinematics. Standard operation by handwheel. Models MR 400 to 1600 can be retrofitted with electric actuators. Options include alternative operating
- Actuator Torque: 2212 to 141593 In-lbs
- Full Range Of Rotary Motion: Quarter Turn ( 90 degrees)
- Manual Actuator Specification: Handwheel Actuator
- Operating Temperature: -4 to 176 F
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Supplier: Asahi/America, Inc.
Description: J-Series manual ball valve limit switches (J-Switch™) are compatible with Asahi/America's Type-21/21a ball valves and Type-23 Multiport™ ball valves. Compact IP67 limit switch for remote position indication of manual
- Maximum AC Voltage Rating: 180 volts
- Maximum Current Rating: 0.5000 amps
- Maximum DC Voltage Rating: 180 volts
- Operating Temperature: 65.56 C
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Supplier: GF Piping Systems
Description: surface pressure and high pressure rating up to 240 PSI (for water use only). The optimal flow geometry offers double the Cv values. With almost linear flow characteristics, this guarantees stable processes. The weir of the zero-static valve has been moved directly to the pipe wall of
- Actuation: Manual / Hand
- Pressure Rating: 240 psi
- Primary Material of Construction: CPVC, Polypropylene (PP), PVC, PVDF
- Valve Size: 0.5000 to 2 inch
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Supplier: Red Valve Company, Inc.
Description: facilities. Series G Knife Gate Valves can be fitted with a variety of actuators, including standard handwheel, bevel gear, pneumatic actuators, hydraulic actuators, electric actuators and chainwheel actuators. Other options include limit switches, solenoid valves
- Actuation: Manual / Hand, Electric, Pneumatic
- Media: Water, Ground Water, Wastewater, Other
- Pressure Rating: 150 psi
- Primary Material of Construction: Cast Iron, Stainless Steel
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Supplier: Plast-O-Matic Valves, Inc.
Description: Limit Switches signal the open or closed position of air actuated ball valves Features: Signals open or closed; with optional Limit Stops is adjustable to any limited open position Plastic construction eliminates atmospheric corrosion Water
- Valve Actuation: For Linear Actuated Valves
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Supplier: BI-TORQ® Valve Automation
Description: -down in case of fire Available with local-remote limit switch for position indication Large inventory for same day shipment on most models
- Actuation: Manual / Hand
- Flow (Cv): 8 to 595
- Number of Ports/Ways: 2
- Pressure Rating: 2000 psi
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Supplier: CIRCOR Energy
Description: available in cast carbon steel, stainless steel, alloy steels optional alloy materials available by request. Available in sizes from 1/4" to 16", and ANSI Classes from 125 to 2500. Our valves are offered with options for mounting of automation accessories, such as pneumatic
- Actuation: Manual / Hand
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 0.2500 to 48 inch
- Valve Type: Globe Valves
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Supplier: CIRCOR Energy
Description: and pressure ratings, our valves are offered with options for mounting of automation accessories, such as pneumatic positioners, solenoids, limit switches, pressure gauges and others. The high quality of materials used in the construction of our valves allows our
- Actuation: Manual / Hand
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 0.2500 to 48 inch
- Valve Type: Gate / Knife Valves
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Supplier: Assured Automation
Description: range of accessory items are available including limit switches, solenoid valves, positioners and manual override devices. Features & Benefits Substantial PFA liners for 3" through 12" sizes and PTFE liners for 14" through 24" size. Benefit is resistance to permeation
- Actuation: Manual / Hand, Electric, Pneumatic
- Valve Size: 2 to 12 inch
- Valve Type: Butterfly Valves
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Supplier: Assured Automation
Description: full range of accessory items are available including limit switches, solenoid valves, positioners and manual override devices. Features & Benefits Actuated electrically, pneumatically, or manually Full Port for unobstructed flow 2-piece body
- Actuation: Manual / Hand, Electric, Pneumatic
- Connection: Threaded
- Number of Ports/Ways: 2
- Pressure Rating: 900 psi
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Supplier: Assured Automation
Description: Description: The 061 is a PFA lined, Ductile Iron, ANSI Class 150 flanged Plug Valve It can be equipped with a manual handle or with pneumatic or electric actuators. A full range of accessory items are available including limit switches, solenoid
- Actuation: Manual / Hand, Electric, Pneumatic
- Connection: Bolt Flange
- Material of Construction: Other
- Number of Ports/Ways: 2
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Supplier: U.S. Plastic Corporation
Description: PVC body, PP disk with EPDM seats. UL-508 listed Series 94 Electric Actuator, 120 vac, Open/Close, Nema 4X, 5 sec cycle time, 2 end of travel and 2 extra limit switches, manual override, factory mount and test to T-57 butterfly valve. Flange stopper prevents
- Valve Size: 3 inch
- Valve Type: Butterfly Valves
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Supplier: U.S. Plastic Corporation
Description: PVC body, PP disk with EPDM seats. UL-508 listed Series 92 Electric Actuator, 120 vac, Open/Close, Nema 4X, 5 sec cycle time, 2 end of travel and 2 extra limit switches, beacon indicator, manual override, factory mount and test to T-57 butterfly valve. 25 sec cycle
- Valve Size: 2 inch
- Valve Type: Butterfly Valves
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Supplier: Assured Automation
Description: Description: The XLB is a PFA lined, Ductile Iron, ANSI Class 150 flanged Full Port Ball Valve. It can be equipped with a manual handle or with pneumatic or electric actuators. A full range of accessory items are available including limit switches, solenoid
- Actuation: Manual / Hand, Electric, Pneumatic
- Connection: Bolt Flange
- Media Description: Water (General)
- Pressure Rating: 275 psi
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Supplier: Rotolok Valves, Inc.
Description: piping. Limit switches are also fitted as standard equipment and positioned to indicate flap divert positions. The manual version is operated by a smooth action handle with optional limit switches. All pneumatic and electrical switches are fully
- Actuation: Manual / Hand, Pneumatic
- Valve Size: 6 to 16 inch
- Valve Type: Double Flap Airlock / Flap, Diverter Valves
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Supplier: KSB AG
Description: Design Diaphragm valve with weld ends or clamps for biotechnology,steril e processes, food and pharmaceutical industries; straight-way, Y- or T-pattern, manually or pneumatically operated; shut-off and sealing to atmosphere by completely enclosed diaphragm. No dead volumes
- Actuation: Manual / Hand, Pneumatic
- Media: Water, Hot Water, Cold Water, Other
- Media Temperature: 14 to 320 F
- Number of Ports/Ways: 2
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Supplier: KSB AG
Description: Design Diaphragm valve with weld ends or clamps for biotechnology,steril e processes, food and pharmaceutical industries; straight-way or T-pattern, manually or pneumatically operated; shut-off and sealing to atmosphere by diaphragm. No dead volumes, suitable for sterilisation
- Actuation: Manual / Hand, Pneumatic
- Media: Water, Hot Water, Cold Water, Other
- Media Temperature: 14 to 320 F
- Number of Ports/Ways: 2
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Supplier: FLSmidth
Description: , 9 electrical rating Dual solenoid with manual override, 120 V. 2 SPDT limit switches Prepiped and prewired to a switch box All aluminum construction Flanged connections
- Valve Type: Diverter Valves
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Supplier: FLSmidth
Description: , 9 electrical rating Dual solenoid with manual override, 120 V. 2 SPDT limit switches Prepiped and prewired to a switch box Combinations of aluminum/stainless steel materials of construction Flanged connections
- Valve Type: Diverter Valves
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Supplier: FLSmidth
Description: , 9 electrical rating Dual solenoid with manual override, 120 V. 2 SPDT limit switches Prepiped and prewired to a switch box Combinations of aluminum/stainless steel materials of construction Flanged connections
- Valve Type: Diverter Valves
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Description: : For Ball Valve( Threaded, Welding, Flanged), Butterfly Valve(Wafer, Flanged, Lugged) Application Medium: Ammonia, Gas, Liquefied Gas, Methanol, Oil, Combustible Gas/Liquid Signal Switch Feedback Device The feedback signal of the limit switch is combined to
- Media: Other
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 2 to 12 inch
- Valve Type: Check Valves, Directional Valves, Safety Valves, Shut Off Valves
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Supplier: co-ax valves inc.
Description: , stainless steel. Options: special flanges, limit switches, manual override, special voltage, coil M 12 x 1, and a pilot valve with speed controls.
- Actuation: Electro-pneumatic, Pilot Operated, Pneumatic
- Connection: Bolt Flange
- Metal Seated: Yes
- Number of Ports/Ways: 2
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Supplier: co-ax valves inc.
Description: , stainless steel. Options: special flanges, limit switches, manual override, special voltage, coil M 12 x 1, and a pilot valve with speed controls.
- Actuation: Electro-pneumatic, Pilot Operated, Pneumatic
- Connection: Threaded
- Metal Seated: Yes
- Number of Ports/Ways: 2
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Supplier: co-ax valves inc.
Description: , stainless steel. Options: special flanges, limit switches, manual override, special voltage, coil M 12 x 1, and a pilot valve with speed controls.
- Actuation: Electro-pneumatic, Pilot Operated, Pneumatic
- Connection: Threaded
- Flow (Cv): 0.0 to 0.4800
- Media Temperature: -40 to 176 F
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Supplier: Watts
Description: the limit switch is tripped, turning the pump off. The pump starts and stops against a closed valve. The Solenoid Pilot has provisions for manual operation in the event of power outage.
- Primary Material of Construction: Ductile Iron
- Valve Size: 1.25 to 16 inch
- Valve Type: Control Valves
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Supplier: Watts
Description: the limit switch is tripped, turning the pump off. The pump starts and stops against a closed valve. The Solenoid Pilot has provisions for manual operation in the event of power outage.
- Primary Material of Construction: Stainless Steel
- Valve Size: 4 to 16 inch
- Valve Type: Control Valves
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Supplier: ACS Valves
Description: gate actuation. Mechanical limit switch: available on pneumatic or manually operated slide gates. Dust cover and return dust pan; 10 ga. mild steel construction.
- Actuation: Manual / Hand, Electric, Pneumatic
- Valve Type: Gate / Knife Valves
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Description: feedback signal of the limit switch is combined to indicate the valve opening and closing position. The appearance design is exquisite, and the installation with the actuator is more compact and convenient. The device can effectively monitor the specific switching
- Valve Size: 2 to 12 inch
- Valve Type: Directional Valves, Safety Valves, Shut Off Valves
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Supplier: FLSmidth
Description: -Motor operation features a built-in mechanical brake for accurate positioning of the valve seal disc. Motor electrical requirements are 3 phase, 60 Hz., 230/460 V. Air - Heavy-duty air cylinder actuator with dual solenoid, 120V NEMA 4, pre-piped Accessories -Limit
- Valve Type: Diverter Valves
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Supplier: Watts
Description: Designed to minimize pressure surges associated with the starting and stopping of pumps. The valve opens at an adjustable rate upon pump start-up, and closes at an adjustable rate upon pump shut-off. When the valve is near closed the limit switch is tripped,
- Primary Material of Construction: Stainless Steel
- Valve Size: 4 to 16 inch
- Valve Type: Check Valves, Control Valves
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Supplier: Watts
Description: Designed to minimize pressure surges associated with the starting and stopping of pumps. The valve opens at an adjustable rate upon pump start-up, and closes at an adjustable rate upon pump shut-off. When the valve is near closed the limit switch is tripped,
- Primary Material of Construction: Ductile Iron
- Valve Size: 4 to 16 inch
- Valve Type: Check Valves, Control Valves
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Supplier: co-ax valves inc.
Description: , stainless steel. Options: special flanges, limit switches, manual override, special voltage, coil M 12 x 1, and a pilot valve with speed controls.
- Actuation: Electro-pneumatic, Pilot Operated, Pneumatic
- Connection: Threaded
- Metal Seated: Yes
- Number of Ports/Ways: 2
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Description: : For Ball Valve( Threaded, Welding, Flanged), Butterfly Valve(Wafer, Flanged, Lugged) Application Medium: Ammonia, Gas, Liquefied Gas, Methanol, Oil, Combustible Gas/Liquid Signal Switch Feedback Device The feedback signal of the limit switch is combined to
- Media: Other
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 2 to 12 inch
- Valve Type: Directional Valves, Safety Valves, Shut Off Valves
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Description: : For Ball Valve( Threaded, Welding, Flanged), Butterfly Valve(Wafer, Flanged, Lugged) Application Medium: Ammonia, Gas, Liquefied Gas, Methanol, Oil, Combustible Gas/Liquid Signal Switch Feedback Device The feedback signal of the limit switch is combined to
- Actuation: Electric
- Media: Other
- Primary Material of Construction: Stainless Steel, Steel
- Valve Size: 2 to 12 inch
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Supplier: GF Piping Systems
Description: /close functionality. The optional declutchable manual override is ideal for applications where emergency operation of the valve is required. Additionally, the electro-pneumatic positioner, stroke limiter, and feedback switches give flexibility for integration into a wide
- Actuation: Pneumatic
- Number of Ports/Ways: 2 to 3
- Pressure Rating: 150 to 232 psi
- Primary Material of Construction: CPVC, Polypropylene (PP), PVC, PVDF
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Supplier: U.S. Plastic Corporation
Description: UL-508 listed Series 94 Electric Actuator, 115 vac 50/60 Hz, Open/Close, Nema 4X, 5 sec cycle time, 2 end of travel and 2 extra limit switches, manual override, factory mount and test to Type 21 ball valve. 1/2" 2" Dual ends - socket and threaded end connection. 2-1/2" 3"
- Actuation Method: Electric
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Supplier: U.S. Plastic Corporation
Description: UL-508 listed Series 94 Electric Actuator, 115 vac 50/60 Hz, Open/Close, Nema 4X, 5 sec cycle time, 2 end of travel and 2 extra limit switches, manual override, factory mount and test to Type 21 ball valve. 1/2" 2" Dual ends - socket and threaded end connection. 2-1/2" 3"
- Actuation Method: Electric
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Supplier: MAXPRO Technologies, Inc.
Description: Electric actuators are designed to be used with 2-way & 3-way style ball valves for remote operation. Actuators will accept a wide range of single phase input voltages from 12 to 240 volts DC or AC current. Optional limit switches with visual indication available
- AC Phase: Single Phase
- AC Voltage: 12 to 240 volts
- Actuation Method: Electric
- Actuation Time: 10 seconds
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Supplier: CIRCOR Energy
Description: 2" bore size. Features 360° Limit Switch Adjustability ISO 5211 Mounting, F03, F05 and F07 Hardened Steel Gearing 75% Duty Cycle @ 105°F Manual Override Standard Permanently Lubricated Gears and Bearings 120VAC, 220VAC, 12VAC, 24VAC, 24VDC, 12VDC Extra Switch, Heaters/
- AC Voltage: 120 to 230 volts
- Actuation Method: Electric
- Actuator Torque: 400 to 2000 In-lbs
- DC Voltage: 12 to 24 volts
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Asahi/America, Inc. is pleased to introduce the new J-Switch™ manual limit switch compatible with Asahi/America’s Type-21/21a ball valves and Type-23 Multiport™ ball valves. The new limit switch is a low-cost manual valve position indication solution. Asahi/America, Inc (read more)
Browse Ball Valves Datasheets for Asahi/America, Inc. -
Bonomi North America Introduces New Industrial Ball Valve/Limit Switch Packages New industrial ball valve and limit switch packages from Bonomi improve safety in industrial systems, allowing critical manual valve applications to be monitored remotely. The valve and switch components (read more)
Browse Ball Valves Datasheets for Bonomi North America, Inc. -
locations. Bonomi North America has introduced a compact, heavy-duty hazardous location limit switch series with both mechanical and non-contact models. The new low-cost Bonomi EX Series provides both visual and remote electrical indication of valve/actuator position (read more)
Browse Valve Position Indicators Datasheets for Bonomi North America, Inc. -
The PS Series of limit switches are highly modular, with many actuator head and contact options, for position detection and safety guard monitoring applications. The PS series has 4 main body styles: PS116 Compact 1.22” x 0.62” x (read more)
Browse Limit Switches Datasheets for Schmersal Inc. -
The P6-4 series switches are commercial grade limit switches that are dusttight and watertight to IP6K8S. They are designed to be operated in extreme temperature ranges and with their stainless steel housing, are for use in the most rugged, harsh environments. These switches are available (read more)
Browse Limit Switches Datasheets for OTTO Controls -
option provides true environment-free sealing to comply with MIL-PRF-8805/39, MIL-PRF-8805/40, MIL-PRF-8805/43, and MIL-PRF-8805/100. Most case parts are grounded for EMI reduction. P6 and P6-3 limit switch models are among the 75,000+ MIL-qualified switches that OTTO manufactures in the U (read more)
Browse Limit Switches Datasheets for Powell Electronics, Inc. -
Altech plastic limit switches use durable plastic (often (read more)
Browse Limit Switches Datasheets for Altech Corp. -
For ease of installation, these limit switches are prewired with either a M12 connector or a 2 meter cable lead, on the bottom or side of the housing. Since the housing is symmetrical, the switch can be mounted with the cable or connector to the left or right. The PS116 is available with 10 (read more)
Browse Limit Switches Datasheets for Schmersal Inc. -
Altech limit switches are available with plastic or metal housings to meet both space sensitive and heavy duty industrial requirements. Multiple actuator styles and durable enclosure designs provide dependable operation and environmental protection across a (read more)
Browse Safety Sensor Switches Datasheets for Altech Corp. -
The EcoFlow® mechanical seal water support valve is specifically designed for pumps with mechanical seals to monitor and control the seal flush water. This valve creates an optimal environment for the (read more)
Browse Water Valves Datasheets for ThermOmegaTech®
Conduct Research Top
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Selecting Pneumatic and Electrical Actuators: Part 2
To ensure automated valve performance in today's sophisticated process control systems it is essential to develop a complete specification for each of the elements in the control package. Though the valve actuator is the basic element in a valve automation package, pilot valves, limit switches
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Diaphragm Valves for an Automated Production Line at Unither
and safety. Limit switch devices with AS-i communication are installed on each pneumatic valve.
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Wireless Switches Offer Unlimited Benefits (.pdf)
Global limit switches are an essential element of industrial controls, monitoring position and presence of doors, booms, valves, and the like. Conventional wired switches, however, present installation and maintenance challenges, especially in installations that are subject to harsh environments
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Traditional solenoid valves are simple to install but may not be the right solution for long term reliability or high flow applications
applications to provide vastly improved flow characteristics and consistent performance. Electric actuators consist of a motor, a gear train, cams and limit switches. The electric actuator requires two electrical input signals; one to open and another to close the valve. DynaQuip actuators are available
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Tales from the Front: Applying Fieldbus at Genzyme, Part 1
, which are used primarily for sanitary diaphragm valves and quarter-turn ball valves. AS-i was also used for discrete input devices, such as valve limit switches and proximity switches found on process transfer panels. AS-i may have simplified installation, but at the time, it had limits: three years ago
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A Quick Overview of the DeviceNet Communications Network.
DeviceNet is a low cost communications network that connects to various industrial devices such as limit switches, proximity switches, photoelectric sensors, valve manifolds, motor starters, process sensors, bar code readers, AC and DC drives, servo controllers, panel displays, operator interfaces
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Texas Instruments: Novel Separation Technique for the Analysis of Trace Levels of Atmospheric Contaminants in Inert Semiconductor Process Gases
are separated in a single run via a unique valve switching scheme. A computer-controlled gas blending unit provides multiple levels of dilution of standard gases allowing for the generation of comprehensive calibration curves with a high degree of precision and accuracy. Reproducible detection limits
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Fieldbus Part 2
controller cabinets in safe-area spaces, and only allow I/O subsystems in process spaces. IS remote I/O was installed in the process space to interface to low-power solenoid operators for valve actuators, valve-position limit switches, rupture-disk indicators and transfer-panel proximity switches. The remote
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Assured Automations Announces New Resilient Seated ST Butterfly Valve Series - Wafer and Lug Style Butterfly Valves Feature Direct Mount Actuators
The ST butterfly valves are also available as a manual valve with limit switches for those applications that do not require automation but do require feedback to a PLC or network bus system.
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Plant Maintenance Product | Assured Automation's HP Series butterfly valves provide a bi-directional interference and pressure assisted seal | Plant Services
Assured Automation's manual valves with limit switches can be virtually constructed using an online configurator .
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Plant Maintenance Product | Assured Automation's HP Series butterfly valves provide a bi-directional interference and pressure assisted seal | Plant Services
Assured Automation's manual valves with limit switches can be virtually constructed using an online configurator .
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Plant Maintenance Product | Assured Automation's HP Series butterfly valves provide a bi-directional interference and pressure assisted seal | Plant Services
Assured Automation's manual valves with limit switches can be virtually constructed using an online configurator .
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Plant Maintenance Product | Assured Automation's HP Series butterfly valves provide a bi-directional interference and pressure assisted seal | Plant Services
Assured Automation's manual valves with limit switches can be virtually constructed using an online configurator .
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The Brookhaven electron analogue, 1953--1957
Layout, manual valves with limit switches , automatic forevalve.
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Human factors: one of the key issues for safer nuclear plants
To overcome this problem ENEL is evaluating the opportunity to provide all safety related valves , included manual ones, with limit switch (es) indicating both in control room and in maintenance department their statuses and warning appropriate personnel in case of mismatches.